gray postcode nt Home ›› Postcode Finder ›› NT ›› Gray Gray local listingsThe suburb of Gray is located in NT and has a postcode of 830. Free gray business listing! 1Gray Primary School22 Victoria Dr 08 893217002Good Shepherd Lutheran CollegeEmery Ave 08 89830300 View more business listings in gray Search and find other Postcodes in Northern Territory or widen the search to Postcodes in Australia.